Flooding and hail triggered by torrential rain have left 18 people dead and 12 missing in southwest China's Guizhou Province, Xinhua quoted local authorities as saying today. A total of 166 people were injured and more than 4,600 have been evacuated since the flooding and hail began to hit Guiyang City, capital of Guizhou, on Sunday night. As of 5 p.m. on Tuesday, more than 538,000 people in 17 cities and counties in Guizhou were affected. About 6,700 houses were reduced to rubble or damaged. Rescuers are searching for the missing.